@article{ref1,
title="Parathion poisoning in Punjab (a clinical and electrocardiographic study of 20 cases)",
journal="Journal of the Association of Physicians of India",
year="1969",
author="Singh, Shivani and Balkrishan,  and Malhotra, V.",
volume="17",
number="3",
pages="181-187",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0004-5772",
doi="",
url="http://dx.doi.org/"
}